A sentence that has more than one subject to it.
For example: the house is too expensive,and that house is too small.
This is one of them "<span>(of a liquid or gas) filter gradually through a porous surface or substance."
and this is the second one "(</span><span>of coffee) be prepared in a percolator."</span>
The action verb is "went" because its an action. you're going somewhere.
